Rotierende Anordnung zur Lagerung des Rotors einer Vakuumpumpe

摘要

This invention relates to a rotatable assembly for supporting the rotor (3) of a vacuum pump in which there is provided a plurality of gas pumping stages formed by cooperating rotor disks secured to said rotor by stator rings integral with the body of the vacuum pump, comprising rotatable means (4,5) for supporting the shaft (2) of the rotor (3) of the vacuum pump housed within the shaft (2) of the rotor (3) of the vacuum pump.